* Initial Pass
* Adds support for page visits counting by referrer
* Includes goal selection in entry and exit computation
* Adds goal-based entry and exit page stats, formatting, code cleanup
* Changelog
* Format
* Exit rate, visit duration, updated tests
* I keep forgetting to format :/
* Tests, last time
* Fixes double counting, exit rate >100%, relevant tests
* Fixes exit pages on filter and goal states
* Adds entry and exit filters, fixes various bugs
* Fixes discussed issues
* Format
* Fixes impossible case in tests
Originally, there were only 2 pageviews for `test-site.com`,`/` on `2019-01-01`, but that doesn't make sense when there were 3 sessions that exited on the same site/date.
* Format
* Removes boolean function parameter in favor of separate function
* Adds support for queries that use `page` filter as `entry-page`
* Format
* Makes loader/title interaction in sources report consistent
* Show utm_medium, utm_source, and utm_campaign in sources modal
* Allow filtering by UTM tags
* Integrate filters with URL bar
* Add CHANGELOG entry
* Refresh modal when filter changes
* Remove Direct / None from campaign results
* Add UTM tabs to top sources report
* Add pagination
* Remove dropdown from top sources popup
* Fix bug in clickhouse_ecto
* Remove referrers_for_goal
* Make sure UTM tags work OK with goals
* Make source tab selection sticky
* Consistent styling for devices and source tabs
* Add noref in realtime to utm tabs
* Fix tests
* WIP
* Add site switcher
* Run ci
* Highlight active site
* Do not show sites dropdown for logged out users
* Add site switcher to realtime view
* Remove blue border when logged out
* WIP: New UI idea
* Remove hover styling if things are not clickable
* Improve mobile view
* Remove dead code
* Fade in tabs
* Update landing page with new style
* Fix countries test
* Fix alignment in conversions report
* Load dashboard with react
* Rename stast2 to dashboard
* Save timeframe on the frontend
* Implement current visitors
* Implement comparisons
* React to route changes
* Add modals
* Show number of visitors on hover
* Show 'Today' for today
* Add 30 days
* Show referrer drilldown
* Arrow keys to go back and forward
* Improve comparisons UI
* Fix dropdown when clicking on it
* Verify API access in a memoized fashion
* Test API access
* Test stats through controller
* Move map formatting from stats controller to stats
* Remove unused code
* Remove dead code from query
* Remove dead code from stats templates
* Add stats view test back in
* Render modal inside the modal component
* Implement google search terms
* Add explanation for screen sizes
* Separate dashboard JS from the app js
